From 39a33f34e5229f10b06629515bea69ff03b997f4 Mon Sep 17 00:00:00 2001
From: "ctrlaltca@gmail.com" <>
Date: Sun, 26 Jun 2011 21:58:28 +0000
Subject: test patch for #243

---
 framework/Web/THttpUtility.php   | 16 ++++++++++++++--
 framework/Web/UI/THtmlWriter.php | 40 ++++++----------------------------------
 2 files changed, 20 insertions(+), 36 deletions(-)

(limited to 'framework/Web')

diff --git a/framework/Web/THttpUtility.php b/framework/Web/THttpUtility.php
index 6a39b91f..0e81af56 100644
--- a/framework/Web/THttpUtility.php
+++ b/framework/Web/THttpUtility.php
@@ -4,7 +4,7 @@
  *
  * @author Qiang Xue <qiang.xue@gmail.com>
  * @link http://www.pradosoft.com/
- * @copyright Copyright &copy; 2005-2011 PradoSoft
+ * @copyright Copyright &copy; 2005-2011 PradoSoft
  * @license http://www.pradosoft.com/license/
  * @version $Id$
  * @package System.Web
@@ -22,12 +22,13 @@ class THttpUtility
 {
 	private static $_encodeTable=array('<'=>'&lt;','>'=>'&gt;','"'=>'&quot;');
 	private static $_decodeTable=array('&lt;'=>'<','&gt;'=>'>','&quot;'=>'"');
+	private static $_stripTable=array('&lt;'=>'','&gt;'=>'','&quot;'=>'');
 
 	/**
 	 * HTML-encodes a string.
 	 * This method translates the following characters to their corresponding
 	 * HTML entities: <, >, "
-	 * Note, unlike {@link htmlspeicalchars}, & is not translated.
+	 * Note, unlike {@link htmlspecialchars}, & is not translated.
 	 * @param string string to be encoded
 	 * @return string encoded string
 	 */
@@ -46,5 +47,16 @@ class THttpUtility
 	{
 		return strtr($s,self::$_decodeTable);
 	}
+
+	/**
+	 * This method strips the following characters from a string:
+	 * HTML entities: <, >, "
+	 * @param string string to be encoded
+	 * @return string encoded string
+	 */
+	public static function htmlStrip($s)
+	{
+		return strtr($s,self::$_stripTable);
+	}
 }
 
diff --git a/framework/Web/UI/THtmlWriter.php b/framework/Web/UI/THtmlWriter.php
index beb439b8..80dcbc6e 100644
--- a/framework/Web/UI/THtmlWriter.php
+++ b/framework/Web/UI/THtmlWriter.php
@@ -57,34 +57,6 @@ class THtmlWriter extends TApplicationComponent implements ITextWriter
 		'meta'=>true,
 		'wbr'=>true,
 	);
-	/**
-	 * @var array list of attributes that need HTML encoding
-	 */
-	private static $_attrEncode=array(
-		'abbr'=>true,
-		'accesskey'=>true,
-		'alt'=>true,
-		'axis'=>true,
-		'background'=>true,
-		'class'=>true,
-		'content'=>true,
-		'headers'=>true,
-		'href'=>true,
-		'longdesc'=>true,
-		'onclick'=>true,
-		'onchange'=>true,
-		'src'=>true,
-		'title'=>true,
-		'label'=>true,
-		'value'=>true
-	);
-	/**
-	 * @var array list of stylesheet attributes that need HTML encoding
-	 */
-	private static $_styleEncode=array(
-		'background-image'=>true,
-		'list-style-image'=>true
-	);
 	/**
 	 * @var array list of attributes to be rendered for a tag
 	 */
@@ -127,7 +99,7 @@ class THtmlWriter extends TApplicationComponent implements ITextWriter
 	public function addAttributes($attrs)
 	{
 		foreach($attrs as $name=>$value)
-			$this->_attributes[$name]=isset(self::$_attrEncode[$name])?THttpUtility::htmlEncode($value):$value;
+			$this->_attributes[THttpUtility::htmlStrip($name)]=THttpUtility::htmlEncode($value);
 	}
 
 	/**
@@ -137,7 +109,7 @@ class THtmlWriter extends TApplicationComponent implements ITextWriter
 	 */
 	public function addAttribute($name,$value)
 	{
-		$this->_attributes[$name]=isset(self::$_attrEncode[$name])?THttpUtility::htmlEncode($value):$value;
+		$this->_attributes[THttpUtility::htmlStrip($name)]=THttpUtility::htmlEncode($value);
 	}
 
 	/**
@@ -146,7 +118,7 @@ class THtmlWriter extends TApplicationComponent implements ITextWriter
 	 */
 	public function removeAttribute($name)
 	{
-		unset($this->_attributes[$name]);
+		unset($this->_attributes[THttpUtility::htmlStrip($name)]);
 	}
 
 	/**
@@ -156,7 +128,7 @@ class THtmlWriter extends TApplicationComponent implements ITextWriter
 	public function addStyleAttributes($attrs)
 	{
 		foreach($attrs as $name=>$value)
-			$this->_styles[$name]=isset(self::$_styleEncode[$name])?THttpUtility::htmlEncode($value):$value;
+			$this->_styles[THttpUtility::htmlStrip($name)]=THttpUtility::htmlEncode($value);
 	}
 
 	/**
@@ -166,7 +138,7 @@ class THtmlWriter extends TApplicationComponent implements ITextWriter
 	 */
 	public function addStyleAttribute($name,$value)
 	{
-		$this->_styles[$name]=isset(self::$_styleEncode[$name])?THttpUtility::htmlEncode($value):$value;
+		$this->_styles[THttpUtility::htmlStrip($name)]=THttpUtility::htmlEncode($value);
 	}
 
 	/**
@@ -175,7 +147,7 @@ class THtmlWriter extends TApplicationComponent implements ITextWriter
 	 */
 	public function removeStyleAttribute($name)
 	{
-		unset($this->_styles[$name]);
+		unset($this->_styles[THttpUtility::htmlStrip($name)]);
 	}
 
 	/**
-- 
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